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Oval|Lab Grown|IGI

15.00ct F VS1 Oval Lab Grown Diamond

EX • F/VS1 • IGI LG758537622

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG758537622

Diamond specifications and retailer prices

From £7,318 GBP
€9,353 EUR
As of October 31, 2026
Save £3,412 GBP (32%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £21,745 GBP at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 15ct lab-grown oval diamond

This 15ct lab-grown oval sits in the over five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG758537622 or 758537622. Listed at 4 retailers as of October 31, 2026, with a 47% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

15.00
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.2°
Pavilion angle37.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG758537622
Dimensions19.21 × 13.71 × 8.38 mm
L/W Ratio1.40
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
19.21 mm13.71 mm15.00 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG758537622
Side View
Table 63.0%Crown 41.2°Girdle: STK-THKPavilion 37.3°Culet: NoneDepth 61.1%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: £21,745 GBP|Low: £4,553 GBP|High: £22,423 GBP|Avg: £8,515 GBP|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 11£4,553 GBP
Retailer 8£4,920 GBP
Retailer 6£4,927 GBP
Retailer 7£5,479 GBP
Retailer 4£5,704 GBP
Retailer 9£5,782 GBP
Retailer 2£7,318 GBP
Retailer 3£8,381 GBP
Retailer 5£10,731 GBP
Retailer 10£14,356 GBP
Brilliant Earth£21,745 GBP

17 data points across 11 retailers

4 retailers£7,318 GBP to £10,731 GBP

Retailer 1
-
£5,704 GBP
$7,655 USD
Price last confirmed 14 days ago
B
Retailer 2
-
£7,318 GBP
€9,353 EUR
View
B
Retailer 3
-
£10,731 GBP
$14,400 USD
View
Most Expensive
Brilliant Earth
20143902A · Nov 2
£21,745 GBP
$29,180 USD
View
Price under review
3 more retailers have this diamond
Prices start from £7,318 GBPSave up to £3,412 GBP

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B
15.00ct Oval
£7,318 GBP